<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=2">
<meta name="theme-color" content="#222">
<meta name="generator" content="Hexo 5.4.0">
  <link rel="apple-touch-icon" sizes="180x180" href="/myblog/images/apple-touch-icon-next.png">
  <link rel="icon" type="image/png" sizes="32x32" href="/myblog/images/favicon-32x32-next.png">
  <link rel="icon" type="image/png" sizes="16x16" href="/myblog/images/favicon-16x16-next.png">
  <link rel="mask-icon" href="/myblog/images/logo.svg" color="#222">

<link rel="stylesheet" href="/myblog/css/main.css">


<link rel="stylesheet" href="/myblog/lib/font-awesome/css/all.min.css">
  <link rel="stylesheet" href="/myblog/lib/pace/pace-theme-minimal.min.css">
  <script src="/myblog/lib/pace/pace.min.js"></script>

<script id="hexo-configurations">
    var NexT = window.NexT || {};
    var CONFIG = {"hostname":"gao-qianwei.gitee.io","root":"/myblog/","scheme":"Gemini","version":"7.8.0","exturl":false,"sidebar":{"position":"left","display":"post","padding":18,"offset":12,"onmobile":false},"copycode":{"enable":false,"show_result":false,"style":null},"back2top":{"enable":true,"sidebar":false,"scrollpercent":false},"bookmark":{"enable":false,"color":"#222","save":"auto"},"fancybox":false,"mediumzoom":false,"lazyload":false,"pangu":false,"comments":{"style":"tabs","active":null,"storage":true,"lazyload":false,"nav":null},"algolia":{"hits":{"per_page":10},"labels":{"input_placeholder":"Search for Posts","hits_empty":"We didn't find any results for the search: ${query}","hits_stats":"${hits} results found in ${time} ms"}},"localsearch":{"enable":true,"trigger":"auto","top_n_per_article":1,"unescape":false,"preload":false},"motion":{"enable":true,"async":false,"transition":{"post_block":"fadeIn","post_header":"slideDownIn","post_body":"slideDownIn","coll_header":"slideLeftIn","sidebar":"slideUpIn"}},"path":"search.xml"};
  </script>

  <meta name="description" content="一、介绍&amp;ensp;&amp;ensp;&amp;ensp;&amp;ensp;2021年4月14日华为笔试题第四题，好像是一个有关信号塔传播的题，后来在刷Leetcode的时候碰见了原题，也就是《跳跃游戏2》；跳跃游戏1和2只是问法不一样，核心算法相同。">
<meta property="og:type" content="article">
<meta property="og:title" content="跳跃游戏">
<meta property="og:url" content="https://gao-qianwei.gitee.io/myblog/2021/04/29/%E7%AE%97%E6%B3%95%EF%BC%9A%E8%B7%B3%E8%B7%83%E6%B8%B8%E6%88%8F/index.html">
<meta property="og:site_name" content="学无止境">
<meta property="og:description" content="一、介绍&amp;ensp;&amp;ensp;&amp;ensp;&amp;ensp;2021年4月14日华为笔试题第四题，好像是一个有关信号塔传播的题，后来在刷Leetcode的时候碰见了原题，也就是《跳跃游戏2》；跳跃游戏1和2只是问法不一样，核心算法相同。">
<meta property="og:locale" content="zh_CN">
<meta property="article:published_time" content="2021-04-29T11:30:00.000Z">
<meta property="article:modified_time" content="2021-05-10T03:11:44.884Z">
<meta property="article:author" content="高乾威">
<meta property="article:tag" content="leetcode">
<meta property="article:tag" content="算法">
<meta property="article:tag" content="动态规划">
<meta property="article:tag" content="数组">
<meta property="article:tag" content="华为笔试题">
<meta name="twitter:card" content="summary">

<link rel="canonical" href="https://gao-qianwei.gitee.io/myblog/2021/04/29/%E7%AE%97%E6%B3%95%EF%BC%9A%E8%B7%B3%E8%B7%83%E6%B8%B8%E6%88%8F/">


<script id="page-configurations">
  // https://hexo.io/docs/variables.html
  CONFIG.page = {
    sidebar: "",
    isHome : false,
    isPost : true,
    lang   : 'zh-CN'
  };
</script>

  <title>跳跃游戏 | 学无止境</title>
  






  <noscript>
  <style>
  .use-motion .brand,
  .use-motion .menu-item,
  .sidebar-inner,
  .use-motion .post-block,
  .use-motion .pagination,
  .use-motion .comments,
  .use-motion .post-header,
  .use-motion .post-body,
  .use-motion .collection-header { opacity: initial; }

  .use-motion .site-title,
  .use-motion .site-subtitle {
    opacity: initial;
    top: initial;
  }

  .use-motion .logo-line-before i { left: initial; }
  .use-motion .logo-line-after i { right: initial; }
  </style>
</noscript>

</head>

<body itemscope itemtype="http://schema.org/WebPage">
  <div class="container use-motion">
    <div class="headband"></div>

    <header class="header" itemscope itemtype="http://schema.org/WPHeader">
      <div class="header-inner"><div class="site-brand-container">
  <div class="site-nav-toggle">
    <div class="toggle" aria-label="切换导航栏">
      <span class="toggle-line toggle-line-first"></span>
      <span class="toggle-line toggle-line-middle"></span>
      <span class="toggle-line toggle-line-last"></span>
    </div>
  </div>

  <div class="site-meta">

    <a href="/myblog/" class="brand" rel="start">
      <span class="logo-line-before"><i></i></span>
      <h1 class="site-title">学无止境</h1>
      <span class="logo-line-after"><i></i></span>
    </a>
  </div>

  <div class="site-nav-right">
    <div class="toggle popup-trigger">
        <i class="fa fa-search fa-fw fa-lg"></i>
    </div>
  </div>
</div>




<nav class="site-nav">
  <ul id="menu" class="main-menu menu">
        <li class="menu-item menu-item-home">

    <a href="/myblog/" rel="section"><i class="fa fa-home fa-fw"></i>首页</a>

  </li>
        <li class="menu-item menu-item-about">

    <a href="/myblog/about/" rel="section"><i class="fa fa-user fa-fw"></i>关于</a>

  </li>
        <li class="menu-item menu-item-tags">

    <a href="/myblog/tags/" rel="section"><i class="fa fa-tags fa-fw"></i>标签</a>

  </li>
        <li class="menu-item menu-item-categories">

    <a href="/myblog/categories/" rel="section"><i class="fa fa-th fa-fw"></i>分类</a>

  </li>
        <li class="menu-item menu-item-archives">

    <a href="/myblog/archives/" rel="section"><i class="fa fa-archive fa-fw"></i>归档</a>

  </li>
        <li class="menu-item menu-item-links">

    <a href="/myblog/links/" rel="section"><i class="fa fa-link fa-fw"></i>友链</a>

  </li>
      <li class="menu-item menu-item-search">
        <a role="button" class="popup-trigger"><i class="fa fa-search fa-fw"></i>搜索
        </a>
      </li>
  </ul>
</nav>



  <div class="search-pop-overlay">
    <div class="popup search-popup">
        <div class="search-header">
  <span class="search-icon">
    <i class="fa fa-search"></i>
  </span>
  <div class="search-input-container">
    <input autocomplete="off" autocapitalize="off"
           placeholder="搜索..." spellcheck="false"
           type="search" class="search-input">
  </div>
  <span class="popup-btn-close">
    <i class="fa fa-times-circle"></i>
  </span>
</div>
<div id="search-result">
  <div id="no-result">
    <i class="fa fa-spinner fa-pulse fa-5x fa-fw"></i>
  </div>
</div>

    </div>
  </div>

</div>
    </header>

    
  <div class="back-to-top">
    <i class="fa fa-arrow-up"></i>
    <span>0%</span>
  </div>


    <main class="main">
      <div class="main-inner">
        <div class="content-wrap">
          

          <div class="content post posts-expand">
            

    
  
  
  <article itemscope itemtype="http://schema.org/Article" class="post-block" lang="zh-CN">
    <link itemprop="mainEntityOfPage" href="https://gao-qianwei.gitee.io/myblog/2021/04/29/%E7%AE%97%E6%B3%95%EF%BC%9A%E8%B7%B3%E8%B7%83%E6%B8%B8%E6%88%8F/">

    <span hidden itemprop="author" itemscope itemtype="http://schema.org/Person">
      <meta itemprop="image" content="/myblog/images/avatar.png">
      <meta itemprop="name" content="高乾威">
      <meta itemprop="description" content="报我楼成秋望月，把君诗读夜回灯">
    </span>

    <span hidden itemprop="publisher" itemscope itemtype="http://schema.org/Organization">
      <meta itemprop="name" content="学无止境">
    </span>
      <header class="post-header">
        <h1 class="post-title" itemprop="name headline">
          跳跃游戏
        </h1>

        <div class="post-meta">

          
            <span class="post-meta-item">
              <span class="post-meta-item-icon">
                <i class="far fa-calendar"></i>
              </span>
              <span class="post-meta-item-text">发表于</span>

              <time title="创建时间：2021-04-29 19:30:00" itemprop="dateCreated datePublished" datetime="2021-04-29T19:30:00+08:00">2021-04-29</time>
            </span>
              <span class="post-meta-item">
                <span class="post-meta-item-icon">
                  <i class="far fa-calendar-check"></i>
                </span>
                <span class="post-meta-item-text">更新于</span>
                <time title="修改时间：2021-05-10 11:11:44" itemprop="dateModified" datetime="2021-05-10T11:11:44+08:00">2021-05-10</time>
              </span>
            <span class="post-meta-item">
              <span class="post-meta-item-icon">
                <i class="far fa-folder"></i>
              </span>
              <span class="post-meta-item-text">分类于</span>
                <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
                  <a href="/myblog/categories/%E7%AE%97%E6%B3%95/" itemprop="url" rel="index"><span itemprop="name">算法</span></a>
                </span>
                  ，
                <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
                  <a href="/myblog/categories/%E7%AE%97%E6%B3%95/%E9%81%87%E5%88%B0%E7%9A%84%E7%AC%94%E8%AF%95%EF%BC%88%E9%9D%A2%E8%AF%95%EF%BC%89%E9%A2%98/" itemprop="url" rel="index"><span itemprop="name">遇到的笔试（面试）题</span></a>
                </span>
            </span>

          
            <span class="post-meta-item" title="阅读次数" id="busuanzi_container_page_pv" style="display: none;">
              <span class="post-meta-item-icon">
                <i class="fa fa-eye"></i>
              </span>
              <span class="post-meta-item-text">阅读次数：</span>
              <span id="busuanzi_value_page_pv"></span>
            </span>
            <span class="post-meta-divider">|</span>

        </div>
      </header>

    
    
    
    <div class="post-body" itemprop="articleBody">

      
        <h3 id="一、介绍"><a href="#一、介绍" class="headerlink" title="一、介绍"></a>一、介绍</h3><p>&ensp;&ensp;&ensp;&ensp;2021年4月14日华为笔试题第四题，好像是一个有关信号塔传播的题，后来在刷Leetcode的时候碰见了原题，也就是《跳跃游戏2》；跳跃游戏1和2只是问法不一样，核心算法相同。</p>
<span id="more"></span>

<h3 id="二、题目"><a href="#二、题目" class="headerlink" title="二、题目"></a>二、题目</h3><p><a target="_blank" rel="noopener" href="https://leetcode-cn.com/problems/jump-game/">跳跃游戏</a></p>
<figure class="highlight tex"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br></pre></td><td class="code"><pre><span class="line">给定一个非负整数数组 nums ，你最初位于数组的第一个下标 。数组中的每个元素代表你在该位置可以跳跃的最大长度。判断你是否能够到达最后一个下标。 </span><br><span class="line"></span><br><span class="line">示例 1：</span><br><span class="line">输入：nums = [2,3,1,1,4]</span><br><span class="line">输出：true</span><br><span class="line">解释：可以先跳 1 步，从下标 0 到达下标 1, 然后再从下标 1 跳 3 步到达最后一个下标。</span><br><span class="line"></span><br><span class="line">示例 2：</span><br><span class="line">输入：nums = [3,2,1,0,4]</span><br><span class="line">输出：false</span><br><span class="line">解释：无论怎样，总会到达下标为 3 的位置。但该下标的最大跳跃长度是 0 ， 所以永远不可能到达最后一个下标。</span><br><span class="line">提示：</span><br><span class="line">1 &lt;= nums.length &lt;= 3 * 10<span class="built_in">^</span>4</span><br><span class="line">0 &lt;= nums[i] &lt;= 105</span><br></pre></td></tr></table></figure>

<p><a target="_blank" rel="noopener" href="https://leetcode-cn.com/problems/jump-game-ii/">跳跃游戏 II</a></p>
<figure class="highlight tex"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br></pre></td><td class="code"><pre><span class="line">给定一个非负整数数组，你最初位于数组的第一个位置。数组中的每个元素代表你在该位置可以跳跃的最大长度。你的目标是使用最少的跳跃次数到达数组的最后一个位置。假设你总是可以到达数组的最后一个位置。</span><br><span class="line"></span><br><span class="line">示例 1:</span><br><span class="line">输入: [2,3,1,1,4]</span><br><span class="line">输出: 2</span><br><span class="line">解释: 跳到最后一个位置的最小跳跃数是 2。</span><br><span class="line">     从下标为 0 跳到下标为 1 的位置，跳 1 步，然后跳 3 步到达数组的最后一个位置。</span><br><span class="line"></span><br><span class="line">示例 2:</span><br><span class="line">输入: [2,3,0,1,4]</span><br><span class="line">输出: 2</span><br><span class="line"></span><br><span class="line">提示:</span><br><span class="line">1 &lt;= nums.length &lt;= 1000`</span><br><span class="line">0 &lt;= nums[i] &lt;= 105`</span><br></pre></td></tr></table></figure>

<h3 id="三、题解："><a href="#三、题解：" class="headerlink" title="三、题解："></a>三、题解：</h3><p>题一：</p>
<ol>
<li> 如果数组长度为<code>1</code>或数组中没有<code>0</code>，一定可以到达；</li>
<li>对于每一个元素，循环判断它前面的元素是否可以到达<ul>
<li>  如果可以到达，则跳出循环</li>
<li>  如果不可以到达：循环到该元素前面的一个元素，当那个值为<code>0</code></li>
</ul>
</li>
</ol>
<figure class="highlight cpp"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br></pre></td><td class="code"><pre><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">Solution</span> </span></span><br><span class="line"><span class="class">&#123;</span></span><br><span class="line"><span class="keyword">public</span>:</span><br><span class="line">    <span class="function"><span class="keyword">bool</span> <span class="title">canJump</span><span class="params">(vector&lt;<span class="keyword">int</span>&gt;&amp; nums)</span> </span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="keyword">int</span> numsLength = nums.<span class="built_in">size</span>();</span><br><span class="line">        <span class="keyword">if</span> (numsLength == <span class="number">1</span>)</span><br><span class="line">        &#123;</span><br><span class="line">            <span class="keyword">return</span> <span class="literal">true</span>;</span><br><span class="line">        &#125;            </span><br><span class="line">        vector&lt;<span class="keyword">int</span>&gt;::iterator it = <span class="built_in">find</span>(nums.<span class="built_in">begin</span>(), nums.<span class="built_in">end</span>(), <span class="number">0</span>);</span><br><span class="line">        <span class="keyword">if</span> (it == nums.<span class="built_in">end</span>())</span><br><span class="line">        &#123;</span><br><span class="line">            <span class="keyword">return</span> <span class="literal">true</span>;</span><br><span class="line">        &#125;</span><br><span class="line">        <span class="keyword">for</span> (<span class="keyword">int</span> i = <span class="number">1</span>; i &lt; numsLength; ++i)</span><br><span class="line">        &#123;</span><br><span class="line">            <span class="keyword">for</span> (<span class="keyword">int</span> j = <span class="number">0</span>; j &lt; i; ++j)</span><br><span class="line">            &#123;</span><br><span class="line">                <span class="keyword">if</span> (nums[j] &gt;= i - j)</span><br><span class="line">                &#123;</span><br><span class="line">                    <span class="keyword">break</span>;</span><br><span class="line">                &#125;</span><br><span class="line">                <span class="keyword">if</span> (nums[j] == <span class="number">0</span> &amp;&amp; i == j + <span class="number">1</span>)</span><br><span class="line">                &#123;</span><br><span class="line">                    <span class="keyword">return</span> <span class="literal">false</span>;</span><br><span class="line">                &#125; </span><br><span class="line">            &#125;</span><br><span class="line">        &#125;</span><br><span class="line">        <span class="keyword">return</span> <span class="literal">true</span>;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;;</span><br></pre></td></tr></table></figure>

<p>题二：</p>
<ol>
<li> 用动态规划的思想，生成一数组<code>dp</code>，<code>dp[i]</code>用来记录<code>nums[0]</code>到达<code>nums[i]</code>的最小跳跃次数</li>
<li> dp[0] = 0</li>
<li> 遍历每个元素，当<code>nums[j]</code>可以到达<code>nums[i]</code>时，另<code>dp[i] = dp[j] + 1;</code>，立即跳出循环</li>
<li> 返回<code>dp[nums.size() - 1]</code></li>
</ol>
<figure class="highlight cpp"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br></pre></td><td class="code"><pre><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">Solution</span> </span></span><br><span class="line"><span class="class">&#123;</span></span><br><span class="line"><span class="keyword">public</span>:</span><br><span class="line">    <span class="function"><span class="keyword">int</span> <span class="title">jump</span><span class="params">(vector&lt;<span class="keyword">int</span>&gt;&amp; nums)</span> </span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="keyword">int</span> numsLength = nums.<span class="built_in">size</span>();</span><br><span class="line">        <span class="function">vector&lt;<span class="keyword">int</span>&gt; <span class="title">dp</span><span class="params">(nums.size())</span></span>;</span><br><span class="line">        dp[<span class="number">0</span>] = <span class="number">0</span>;</span><br><span class="line">        <span class="keyword">for</span> (<span class="keyword">int</span> i = <span class="number">1</span>; i &lt; numsLength; ++i)</span><br><span class="line">        &#123;</span><br><span class="line">            <span class="keyword">for</span> (<span class="keyword">int</span> j = <span class="number">0</span>; j &lt; i; ++j)</span><br><span class="line">            &#123;</span><br><span class="line">                <span class="keyword">if</span> (nums[j] &gt;= i - j)</span><br><span class="line">                &#123;</span><br><span class="line">                    dp[i] = dp[j] + <span class="number">1</span>;</span><br><span class="line">                    <span class="keyword">break</span>;</span><br><span class="line">                &#125; </span><br><span class="line">            &#125;</span><br><span class="line">        &#125;</span><br><span class="line">        <span class="keyword">return</span> dp[numsLength - <span class="number">1</span>];</span><br><span class="line">    &#125;</span><br><span class="line">&#125;;</span><br></pre></td></tr></table></figure>


    </div>

    
    
    

      <footer class="post-footer">
          <div class="post-tags">
              <a href="/myblog/tags/leetcode/" rel="tag"># leetcode</a>
              <a href="/myblog/tags/%E7%AE%97%E6%B3%95/" rel="tag"># 算法</a>
              <a href="/myblog/tags/%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92/" rel="tag"># 动态规划</a>
              <a href="/myblog/tags/%E6%95%B0%E7%BB%84/" rel="tag"># 数组</a>
              <a href="/myblog/tags/%E5%8D%8E%E4%B8%BA%E7%AC%94%E8%AF%95%E9%A2%98/" rel="tag"># 华为笔试题</a>
          </div>

        


        
    <div class="post-nav">
      <div class="post-nav-item">
    <a href="/myblog/2021/04/26/%E7%AE%97%E6%B3%95%E4%B8%8E%E6%95%B0%E5%AD%A6%EF%BC%9A%E4%BD%8D%E8%BF%90%E7%AE%97/" rel="prev" title="位运算">
      <i class="fa fa-chevron-left"></i> 位运算
    </a></div>
      <div class="post-nav-item">
    <a href="/myblog/2021/04/30/%E7%AE%97%E6%B3%95%E4%B8%8E%E6%95%B0%E5%AD%A6%EF%BC%9A%E6%A8%A1%E5%B9%82%E8%BF%90%E7%AE%97/" rel="next" title="模幂运算">
      模幂运算 <i class="fa fa-chevron-right"></i>
    </a></div>
    </div>
      </footer>
    
  </article>
  
  
  



          </div>
          

<script>
  window.addEventListener('tabs:register', () => {
    let { activeClass } = CONFIG.comments;
    if (CONFIG.comments.storage) {
      activeClass = localStorage.getItem('comments_active') || activeClass;
    }
    if (activeClass) {
      let activeTab = document.querySelector(`a[href="#comment-${activeClass}"]`);
      if (activeTab) {
        activeTab.click();
      }
    }
  });
  if (CONFIG.comments.storage) {
    window.addEventListener('tabs:click', event => {
      if (!event.target.matches('.tabs-comment .tab-content .tab-pane')) return;
      let commentClass = event.target.classList[1];
      localStorage.setItem('comments_active', commentClass);
    });
  }
</script>

        </div>
          
  
  <div class="toggle sidebar-toggle">
    <span class="toggle-line toggle-line-first"></span>
    <span class="toggle-line toggle-line-middle"></span>
    <span class="toggle-line toggle-line-last"></span>
  </div>

  <aside class="sidebar">
    <div class="sidebar-inner">

      <ul class="sidebar-nav motion-element">
        <li class="sidebar-nav-toc">
          文章目录
        </li>
        <li class="sidebar-nav-overview">
          站点概览
        </li>
      </ul>

      <!--noindex-->
      <div class="post-toc-wrap sidebar-panel">
          <div class="post-toc motion-element"><ol class="nav"><li class="nav-item nav-level-3"><a class="nav-link" href="#%E4%B8%80%E3%80%81%E4%BB%8B%E7%BB%8D"><span class="nav-text">一、介绍</span></a></li><li class="nav-item nav-level-3"><a class="nav-link" href="#%E4%BA%8C%E3%80%81%E9%A2%98%E7%9B%AE"><span class="nav-text">二、题目</span></a></li><li class="nav-item nav-level-3"><a class="nav-link" href="#%E4%B8%89%E3%80%81%E9%A2%98%E8%A7%A3%EF%BC%9A"><span class="nav-text">三、题解：</span></a></li></ol></div>
      </div>
      <!--/noindex-->

      <div class="site-overview-wrap sidebar-panel">
        <div class="site-author motion-element" itemprop="author" itemscope itemtype="http://schema.org/Person">
    <img class="site-author-image" itemprop="image" alt="高乾威"
      src="/myblog/images/avatar.png">
  <p class="site-author-name" itemprop="name">高乾威</p>
  <div class="site-description" itemprop="description">报我楼成秋望月，把君诗读夜回灯</div>
</div>
<div class="site-state-wrap motion-element">
  <nav class="site-state">
      <div class="site-state-item site-state-posts">
          <a href="/myblog/archives/">
        
          <span class="site-state-item-count">91</span>
          <span class="site-state-item-name">日志</span>
        </a>
      </div>
      <div class="site-state-item site-state-categories">
            <a href="/myblog/categories/">
          
        <span class="site-state-item-count">27</span>
        <span class="site-state-item-name">分类</span></a>
      </div>
      <div class="site-state-item site-state-tags">
            <a href="/myblog/tags/">
          
        <span class="site-state-item-count">59</span>
        <span class="site-state-item-name">标签</span></a>
      </div>
  </nav>
</div>
  <div class="links-of-author motion-element">
      <span class="links-of-author-item">
        <a href="http://github.com/GaoQianwei" title="GitHub → http:&#x2F;&#x2F;github.com&#x2F;GaoQianwei" rel="noopener" target="_blank">GitHub</a>
      </span>
      <span class="links-of-author-item">
        <a href="mailto:2966807184@qq.com" title="E-Mail → mailto:2966807184@qq.com" rel="noopener" target="_blank">E-Mail</a>
      </span>
      <span class="links-of-author-item">
        <a href="https://www.zhihu.com/people/xue-wu-zhi-jing-75-22" title="知乎 → https:&#x2F;&#x2F;www.zhihu.com&#x2F;people&#x2F;xue-wu-zhi-jing-75-22" rel="noopener" target="_blank">知乎</a>
      </span>
      <span class="links-of-author-item">
        <a href="https://blog.csdn.net/weixin_45341339" title="CSDN → https:&#x2F;&#x2F;blog.csdn.net&#x2F;weixin_45341339" rel="noopener" target="_blank">CSDN</a>
      </span>
  </div>



      </div><div>
  <canvas id="canvasDiyBlock" style="width:60%;">当前浏览器不支持canvas，请更换浏览器后再试</canvas>
<script src="/myblog/js/custom/clock.js"></script>

</div>


    </div>
  </aside>
  <div id="sidebar-dimmer"></div>


      </div>
    </main>

    <footer class="footer">
      <div class="footer-inner">
        

        

<div class="copyright">
  
  &copy; 2021-04 到 
  <span itemprop="copyrightYear">2022</span>
  <span class="with-love">
    <i class="fa fa-heart"></i>
  </span>
  <span class="author" itemprop="copyrightHolder">高乾威</span>
</div>
  <div class="powered-by">由 <a href="https://hexo.io/" class="theme-link" rel="noopener" target="_blank">Hexo</a> & <a href="https://theme-next.org/" class="theme-link" rel="noopener" target="_blank">NexT.Gemini</a> 强力驱动
  </div>

<span class="post-meta-divider">|</span>

<div class="theme-info">
  <div class="powered-by"></div>
  <span class="post-count">全站共 117.2k 字</span>
</div>

<span class="post-meta-divider">|</span>
        
<div class="busuanzi-count">
  <script async src="https://busuanzi.ibruce.info/busuanzi/2.3/busuanzi.pure.mini.js"></script>
</div>








      </div>
    </footer>
  </div>

  
  <script src="/myblog/lib/anime.min.js"></script>
  <script src="/myblog/lib/velocity/velocity.min.js"></script>
  <script src="/myblog/lib/velocity/velocity.ui.min.js"></script>

<script src="/myblog/js/utils.js"></script>

<script src="/myblog/js/motion.js"></script>


<script src="/myblog/js/schemes/pisces.js"></script>


<script src="/myblog/js/next-boot.js"></script>


  <script defer src="/myblog/lib/three/three.min.js"></script>
    <script defer src="/myblog/lib/three/canvas_lines.min.js"></script>


  




  
<script src="/myblog/js/local-search.js"></script>













  

  

</body>
</html>
